About the Number

212181216

212181215 ← → 212181217

2進数表記:1100101001011010000011100000

漢数字表記:二億千二百十八万千二百十六

素因数分解:

2 5 × 3 1 × 13 1 × 17 1 × 73 1 × 137 1

素因数の和:253
約数の個数: 192
約数和(自身を含む): 648502848
約数和(自身を除く): 436321632

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 68, 73, 78, 96, 102, 104, 136, 137, 146, 156, 204, 208, 219, 221, 272, 274, 292, 312, 408, 411, 416, 438, 442, 544, 548, 584, 624, 663, 816, 822, 876, 884, 949, 1096, 1168, 1241, 1248, 1326, 1632, 1644, 1752, 1768, 1781, 1898, 2192, 2329, 2336, 2482, 2652, 2847, 3288, 3504, 3536, 3562, 3723, 3796, 4384, 4658, 4964, 5304, 5343, 5694, 6576, 6987, 7008, 7072, 7124, 7446, 7592, 9316, 9928, 10001, 10608, 10686, 11388, 13152, 13974, 14248, 14892, 15184, 16133, 18632, 19856, 20002, 21216, 21372, 22776, 27948, 28496, 29784, 30003, 30277, 30368, 32266, 37264, 39712, 40004, 42744, 45552, 48399, 55896, 56992, 59568, 60006, 60554, 64532, 74528, 80008, 85488, 90831, 91104, 96798, 111792, 119136, 120012, 121108, 129064, 130013, 160016, 170017, 170976, 181662, 193596, 223584, 240024, 242216, 258128, 260026, 320032, 340034, 363324, 387192, 390039, 480048, 484432, 510051, 516256, 520052, 680068, 726648, 774384, 780078, 960096, 968864, 1020102, 1040104, 1360136, 1453296, 1548768, 1560156, 2040204, 2080208, 2210221, 2720272, 2906592, 3120312, 4080408, 4160416, 4420442, 5440544, 6240624, 6630663, 8160816, 8840884, 12481248, 13261326, 16321632, 17681768, 26522652, 35363536, 53045304, 70727072, 106090608, 212181216]

約数ペア:
[(1, 212181216), (2, 106090608), (3, 70727072), (4, 53045304), (6, 35363536), (8, 26522652), (12, 17681768), (13, 16321632), (16, 13261326), (17, 12481248), (24, 8840884), (26, 8160816), (32, 6630663), (34, 6240624), (39, 5440544), (48, 4420442), (51, 4160416), (52, 4080408), (68, 3120312), (73, 2906592), (78, 2720272), (96, 2210221), (102, 2080208), (104, 2040204), (136, 1560156), (137, 1548768), (146, 1453296), (156, 1360136), (204, 1040104), (208, 1020102), (219, 968864), (221, 960096), (272, 780078), (274, 774384), (292, 726648), (312, 680068), (408, 520052), (411, 516256), (416, 510051), (438, 484432), (442, 480048), (544, 390039), (548, 387192), (584, 363324), (624, 340034), (663, 320032), (816, 260026), (822, 258128), (876, 242216), (884, 240024), (949, 223584), (1096, 193596), (1168, 181662), (1241, 170976), (1248, 170017), (1326, 160016), (1632, 130013), (1644, 129064), (1752, 121108), (1768, 120012), (1781, 119136), (1898, 111792), (2192, 96798), (2329, 91104), (2336, 90831), (2482, 85488), (2652, 80008), (2847, 74528), (3288, 64532), (3504, 60554), (3536, 60006), (3562, 59568), (3723, 56992), (3796, 55896), (4384, 48399), (4658, 45552), (4964, 42744), (5304, 40004), (5343, 39712), (5694, 37264), (6576, 32266), (6987, 30368), (7008, 30277), (7072, 30003), (7124, 29784), (7446, 28496), (7592, 27948), (9316, 22776), (9928, 21372), (10001, 21216), (10608, 20002), (10686, 19856), (11388, 18632), (13152, 16133), (13974, 15184), (14248, 14892)]

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